Issue #2538108 by dawehner, jhedstrom: Add hook_post_update_X() for data value updates to reliably run after data format updates

Issue #2528178 by dawehner, amateescu, larowlan, tim.plunkett, jibran, catch, jhodgdon, effulgentsia, Berdir: Provide an upgrade path for blocks context IDs #2354889 (context manager)

Issue #2350949 by Wim Leers: Add hook_page_attachments(_alter)() and deprecate hook_page_build/alter().

Issue #2168011 by xjm, jessebeach, Damien Tournoud, znerol, Xano: Remove all 7.x to 8.x update hooks and disallow updates from the previous major version.

Issue #1969572 by neclimdul, larowlan, hussainweb, dawehner, damiankloip, ParisLiakos, pwieck, Berdir, socketwench: Make Uuid a service.

Issue #1199946 by alexpott, fubhy, bojanz, steinmb, chx, catch: Fixed Disabled modules are broken beyond repair so the 'disable' functionality needs to be removed.

Issue #1497374 by yched, chx, amateescu, plach, Damien Tournoud, fago, swentel: Switch from Field-based storage to Entity-based storage.

Issue #2032369 by yched: Fixed _update_8003_field_create_field() relies on field schemas never changing and plugins being available.

Issue #1998576 by beejeebus, alexpott, swentel: Make the config import process use full config trees again.

Issue #1969662 by swentel, amateescu, chx | yched: Provide new _update_8000_*() CRUD helpers for Field and Instance definitions.

Issue #1620010 by dawehner, ParisLiakos, plach, jibran: Move LANGUAGE constants to the Language class.

Issue #1167144 by chx, catch, claudiu.cristea: Make cache backends responsible for their own storage.

Issue #1919910 by larowlan: Refactor custom_block() upgrade path to create tables using hook_schema_0() instead of in block_update_N().

Issue #1317884 by reglogge, kathyh, izus, YesCT, smiletrl: Fixed Remove all instances of <none>, <Hidden> and <br/> from translatable strings because they lead to import errors.

Issue #1535868 by EclipseGc, tim.plunkett, xjm, Jody Lynn, sdboyer, naxoc, tizzo, effulgentsia, dawehner, disasm, beejeebus: Convert all blocks into plugins.

Issue #347988 by sun, Berdir, dawehner, Damien Tournoud, moshe weitzman: Move $user->data into own table.

Issue #1608842 by chx, alexpott, sun, effulgentsia, beejeebus, tim.plunkett et al: Replace list of bootstrap modules, enabled modules, enabled themes, and default theme with config.

Issue #466576 by gagarine, jackbravo, tim.plunkett, sheise, jamesm6162: Increase Block Title Length.

- Patch #135464 by Artusamak, Gábor Hojtsy, brantwynn, YesCT, z.stolar: add language options to block visibility.

Nate Lampton authored Oct 30, 2011 and catch committed Nov 01, 2011

Issue #22336 by quicksketch, scor, boombatower, and rfay. Move all core Drupal files under a core subdirectory.

port system_performance_settings() to use CMI. in the process, introduce a ->get() and ->set() on DrupalConfig, so that we can look up nested keys by expanding from the '.' character.

Issue #918808 by moshe weitzman, Damien Tournoud, dww: Standardize block cache as a drupal_render() #cache.

- Patch #1097100 by quicksketch, boombatower, claar: remove all 7xxx update functions and tests (D6 to D7 upgrade path).